/*
 * Copyright (C) 2022 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.android.server.usb;

import com.android.internal.util.dump.DualDumpOutputStream;
import com.android.server.utils.EventLogger;

import java.util.List;

/**
 * Writes logs to {@link DualDumpOutputStream}.
 *
 * @see EventLogger.DumpSink
 * @see DualDumpOutputStream
 */
final class DualOutputStreamDumpSink implements EventLogger.DumpSink {

    private final long mId;
    private final DualDumpOutputStream mDumpOutputStream;

    /* package */ DualOutputStreamDumpSink(DualDumpOutputStream dualDumpOutputStream, long id) {
        mDumpOutputStream = dualDumpOutputStream;
        mId = id;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public void sink(String tag, List<EventLogger.Event> events) {
        mDumpOutputStream.write("USB Event Log", mId, tag);
        for (EventLogger.Event evt: events) {
            mDumpOutputStream.write("USB Event", mId, evt.toString());
        }
    }
}
